package controller;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import pojo.User;
import service.UserService;
import utils.Page;

@Controller
@RequestMapping("/user")

public class UserController {
    @Autowired
    private UserService userService;


    @RequestMapping("/login")
    public String login(User user) {
        boolean flag=userService.login(user);
        if(flag){
            return "index";
        }else return "login";
    }
    @RequestMapping("/list/{currentPage}")
    public String list(User user, @PathVariable("currentPage") Integer currentPage, Model model){
        // 查询数据
        Page page=new Page();
        int totalCount=userService.count(user);
        page.setTotalCount(totalCount);
        page.setCurrentPage(currentPage);
        page.setTotalPage();
        //计算偏移量
        int offset=(currentPage-1)*page.getPageSize();
        userService.findAll(user,offset,page.getPageSize());
        //数据返回
        model.addAttribute("users", "user");
        model.addAttribute("page", page);
        model.addAttribute("user", "user");
        return "user/list";
    }
    @RequestMapping("/toadd")
    public String toadd(){
        return "user/add";
    }
    @RequestMapping("/addSave")
    public String addSave(User user){
        int result = userService.addUser(user);
        if(result>0){
            return "redirect:/user/list/1";
        } else{
            return "user/add";
        }

    }
    @RequestMapping("/delete/{id}")
    public String deleteById(@PathVariable("id") Integer id) {
        int result = userService.deleteUserById(id);
        if (result > 0) return "redirect:/user/list/1";
        else return "error";
    }

}
